package com.adee.nowcoder.huawei;

import java.util.Scanner;

public class T011_HJ11 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        // 注意 hasNext 和 hasNextLine 的区别
        while (in.hasNextInt()) { // 注意 while 处理多个 case
            int a = in.nextInt();
            if(a == 0) {
                System.out.println(0);
                return;
            }
            while (a > 0) {
                System.out.print(a % 10);
                a /= 10;
            }
        }
    }
}
